public final class A {
    private final @org.jetbrains.annotations.Nullable field a: java.lang.Object
    private field x: int
    public method <init>(@org.jetbrains.annotations.Nullable p0: java.lang.Object, p1: int): void
    public final @org.jetbrains.annotations.Nullable method component1(): java.lang.Object
    public final method component2(): int
    public synthetic static method copy$default(p0: A, p1: java.lang.Object, p2: int, p3: int, p4: java.lang.Object): A
    public final @org.jetbrains.annotations.NotNull method copy(@org.jetbrains.annotations.Nullable p0: java.lang.Object, p1: int): A
    public method equals(p0: java.lang.Object): boolean
    public final @org.jetbrains.annotations.Nullable method getA(): java.lang.Object
    public final method getX(): int
    public method hashCode(): int
    public final method setX(p0: int): void
    public method toString(): java.lang.String
}


public final class B {
    private final @org.jetbrains.annotations.Nullable field a: java.lang.Object
    public method <init>(@org.jetbrains.annotations.Nullable p0: java.lang.Object): void
    public final @org.jetbrains.annotations.Nullable method component1(): java.lang.Object
    public synthetic static method copy$default(p0: B, p1: java.lang.Object, p2: int, p3: java.lang.Object): B
    public final @org.jetbrains.annotations.NotNull method copy(@org.jetbrains.annotations.Nullable p0: java.lang.Object): B
    public method equals(p0: java.lang.Object): boolean
    public final @org.jetbrains.annotations.Nullable method getA(): java.lang.Object
    public method hashCode(): int
    public method toString(): java.lang.String
}


public final class C {
    private final field a: int
    private @org.jetbrains.annotations.Nullable field x: java.lang.Integer
    public method <init>(p0: int, @org.jetbrains.annotations.Nullable p1: java.lang.Integer): void
    public final method component1(): int
    public final @org.jetbrains.annotations.Nullable method component2(): java.lang.Integer
    public synthetic static method copy$default(p0: C, p1: int, p2: java.lang.Integer, p3: int, p4: java.lang.Object): C
    public final @org.jetbrains.annotations.NotNull method copy(p0: int, @org.jetbrains.annotations.Nullable p1: java.lang.Integer): C
    public method equals(p0: java.lang.Object): boolean
    public final method getA(): int
    public final @org.jetbrains.annotations.Nullable method getX(): java.lang.Integer
    public method hashCode(): int
    public final method setX(@org.jetbrains.annotations.Nullable p0: java.lang.Integer): void
    public method toString(): java.lang.String
}


public final class D {
    private final @org.jetbrains.annotations.Nullable field a: java.lang.Integer
    public method <init>(@org.jetbrains.annotations.Nullable p0: java.lang.Integer): void
    public final @org.jetbrains.annotations.Nullable method component1(): java.lang.Integer
    public synthetic static method copy$default(p0: D, p1: java.lang.Integer, p2: int, p3: java.lang.Object): D
    public final @org.jetbrains.annotations.NotNull method copy(@org.jetbrains.annotations.Nullable p0: java.lang.Integer): D
    public method equals(p0: java.lang.Object): boolean
    public final @org.jetbrains.annotations.Nullable method getA(): java.lang.Integer
    public method hashCode(): int
    public method toString(): java.lang.String
}


public final class NullKt {
    public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
}